@charset "utf-8";
//rem整数换算
@function rem ($num) {
  @return ($num /720) * 100vw;
}

//rem整数换算
@function mv ($num) {
  @return ($num /1080) * 100vw;
}

//rpx 换算
@function rpx($num){
  @return ($num /750) * 100vw;
}
